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单词 wood-gum
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wood-gum
wood-gum n. = xylan n.
ΘΚΠ
the world > matter > chemistry > organic chemistry > substances from plants, trees, etc. > [noun]
oenanthin1848
wood-tar1857
wood-gum1894
oenanthotoxin1911
longifolene1920
1894 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. (rev. ed.) IV. 868/1 Tree gum. Wood gum.
extracted from woodn.1
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